From e7aa1ba135d358a0c03c9bcb7157c86a6d9e95c5 Mon Sep 17 00:00:00 2001
From: dimitri staessens <dimitri.staessens@intec.ugent.be>
Date: Sat, 28 May 2016 22:13:24 +0200
Subject: lib: shm_ap_rbuff: sleep when read on empty rbuff
When the ring buffer is empty, a read call will sleep. A write call on
an empty ring buffer will wake up sleeping readers.
---
src/ipcpd/shim-udp/main.c | 1 -
1 file changed, 1 deletion(-)
(limited to 'src/ipcpd')
diff --git a/src/ipcpd/shim-udp/main.c b/src/ipcpd/shim-udp/main.c
index c6c16ebf..33b4be2f 100644
--- a/src/ipcpd/shim-udp/main.c
+++ b/src/ipcpd/shim-udp/main.c
@@ -783,7 +783,6 @@ static void * ipcp_udp_sdu_loop(void * o)
}
e = shm_ap_rbuff_read(_ap_instance->rb);
-
if (e == NULL) {
rw_lock_unlock(&_ipcp->state_lock);
continue;
--
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